Record Information |
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Version | 1.0 |
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Creation date | 2015-10-09 22:27:24 UTC |
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Update date | 2017-01-19 02:36:10 UTC |
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FoodComEx ID | PC000021 |
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FoodDB Record | FDB012174 |
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Chemical Information |
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Name | Urea |
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Description | Urea, also known as ur or carbamide, belongs to the class of organic compounds known as ureas. Ureas are compounds containing two amine groups joined by a carbonyl (C=O) functional group. Urea is an extremely weak basic (essentially neutral) compound (based on its pKa). Urea exists in all living species, ranging from bacteria to humans. Within humans, urea participates in a number of enzymatic reactions. In particular, urea can be converted into urea through the action of the enzyme urea transporter 2. In addition, urea can be converted into urea; which is mediated by the enzyme urea transporter 2. In humans, urea is involved in torsemide action pathway. Outside of the human body, Urea is found, on average, in the highest concentration within milk (cow). Urea has also been detected, but not quantified in, several different foods, such as thistles, kai-lans, red raspberries, biscuits, and black crowberries. This could make urea a potential biomarker for the consumption of these foods. Urea is a potentially toxic compound. A carbonyl group with two C-bound amine groups. |
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CAS Number | 57-13-6 |
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Structure | |
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Synonyms | Synonym | Source |
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Alphadrate | biospider | Aqua care | biospider | Aqua care HP | biospider | Aquacare | biospider | Aquacare HP | biospider | ARF | biospider | B-I-k | biospider | Benural 70 | biospider | Beta-I-k | biospider | Breathtek ubt for h-pylori | biospider | Bromisovalum | HMDB | Bubber shet | biospider | Calmurid | HMDB | Calmurid HC | HMDB | Carbaderm | biospider | Carbamide | db_source | Carbamide resin | biospider | Carbamimic acid | biospider | Carbamimidic acid | biospider | Carbonamidimidic acid | biospider | Carbonyl diamide | biospider | Carbonyl diamine | biospider | Carbonyldiamide | biospider | Carbonyldiamine | biospider | Carmol | biospider | Carmol HC | biospider | Cerovel | biospider | e927b | ChEBI | Elaqua XX | biospider | H2NC(O)NH2 | ChEBI | Harnstoff | biospider | Helicosol | biospider | Hyanit | biospider | Isoharnstoff | biospider | Isourea | biospider | Karbamid | biospider | Keratinamin | biospider | Keratinamin kowa | HMDB | Mocovina | biospider | Onychomal | HMDB | Panafil | biospider | Pastaron | biospider | Pastaron (TN) | biospider | Pseudourea | biospider | Rubinol ST 010 | biospider | Supercel 3000 | biospider | Superprill | biospider | U-cort | biospider | Ultra mide | biospider | ur | ChEBI | URE | HMDB | Ureacin-20 | biospider | Ureaphil | db_source | Uree | ChEBI | Ureophil | biospider | Urepeal | biospider | Urepearl | biospider | Ureum | biospider | Urevert | biospider | Varioform II | biospider |
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Chemical Formula | CH4N2O |
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IUPAC name | urea |
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InChI Identifier | InChI=1S/CH4N2O/c2-1(3)4/h(H4,2,3,4) |
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InChI Key | XSQUKJJJFZCRTK-UHFFFAOYSA-N |
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Isomeric SMILES | NC(N)=O |
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Average Molecular Weight | 60.0553 |
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Monoisotopic Molecular Weight | 60.03236276 |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as ureas. Ureas are compounds containing two amine groups joined by a carbonyl (C=O) functional group. |
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Kingdom | Organic compounds |
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Super Class | Organic acids and derivatives |
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Class | Organic carbonic acids and derivatives |
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Sub Class | Ureas |
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Direct Parent | Ureas |
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Alternative Parents | |
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Substituents | - Urea
- Organic nitrogen compound
- Organic oxygen compound
- Organopnictogen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Organonitrogen compound
- Carbonyl group
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | |
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Physico-Chemical Properties - Experimental |
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Property | Value | Reference |
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Experimental logP | -2.11 | HANSCH,C ET AL. (1995) |
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Experimental Water Solubility | 545 mg/mL at 25 oC | YALKOWSKY,SH (1989) |
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Melting Point | Mp 133-135° | DFC |
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Foods of Origin |
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Food | Content Range | Average | Reference |
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Food | | | Reference |
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Production Data |
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Production Method | commercial |
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Production Method Reference | Not Available |
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Production Method Reference File | Not Available |
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Quantity Available | Production upon request, up to 5 g |
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Delivery Time | Not Available |
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Storage Form | solid |
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Storage Conditions | -80°C |
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Stability | Not Available |
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Purity | Not Available |
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Spectra |
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Spectral Data Upon Request | Not Available |
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Provider Information |
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Commercial Vendors |
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AKSci | Z3638 |
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Fisher Scientific | HMDB0000294 |
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Glentham | GE3329 |
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MetaSci | HMDB0000294 |
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Toronto Research Chemicals | U822500 |
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